Clark Nexsen is a U.S.-based integrated architecture and engineering firm headquartered in Virginia Beach, Virginia. Founded in 1920 and now part of JMT, the company provides multidisciplinary services including architecture, engineering, interior design, landscape architecture, planning, and industrial engineering. Clark Nexsen serves clients across a broad range of sectors, including higher education, K–12 education, science and technology, commercial, healthcare, infrastructure, transportation, and federal and military markets. With offices across the Mid-Atlantic and Southeast United States, the firm is recognized for delivering collaborative, sustainable, and innovative design solutions and is consistently ranked among the nation's leading architecture and engineering firms, including top rankings in the higher education and military sectors.